diff --git a/PublicVolume.h b/PublicVolume.h
index 2d2ec6b..45313ec 100644
--- a/PublicVolume.h
+++ b/PublicVolume.h
@@ -43,6 +43,8 @@
     virtual ~PublicVolume();
 
 protected:
+    status_t doCreate() override;
+    status_t doDestroy() override;
     status_t doMount() override;
     status_t doUnmount() override;
     status_t doFormat() override;